title: Response to letter from Dr. Schachar.
authors.affiliation: College of Optometry, University of Houston, 4901 Calhoun Road, Houston, TX 77204, USA. Electronic address: aglasser@uh.edu.
authors.forename: Adrian
authors.initials: A
authors.lastname: Glasser
mesh_terms: D000065:Accommodation, Ocular / Q000502:physiology*; D000818:Animals; D001339:Autonomic Fibers, Preganglionic / Q000502:physiology*; D005260:Female; D006801:Humans; D008297:Male; D009474:Neurons / Q000502:physiology*; D009802:Oculomotor Nerve / Q000502:physiology*